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<FONT color="green">001</FONT>    /**<a name="line.1"></a>
<FONT color="green">002</FONT>     * =================================================================================<a name="line.2"></a>
<FONT color="green">003</FONT>     *<a name="line.3"></a>
<FONT color="green">004</FONT>     * BSD LICENCE (http://en.wikipedia.org/wiki/BSD_licenses)<a name="line.4"></a>
<FONT color="green">005</FONT>     *<a name="line.5"></a>
<FONT color="green">006</FONT>     * ARTIFACT='barchart-udt4';VERSION='1.0.2-SNAPSHOT';TIMESTAMP='2011-01-11_09-30-59';<a name="line.6"></a>
<FONT color="green">007</FONT>     *<a name="line.7"></a>
<FONT color="green">008</FONT>     * Copyright (C) 2009-2011, Barchart, Inc. (http://www.barchart.com/)<a name="line.8"></a>
<FONT color="green">009</FONT>     *<a name="line.9"></a>
<FONT color="green">010</FONT>     * All rights reserved.<a name="line.10"></a>
<FONT color="green">011</FONT>     *<a name="line.11"></a>
<FONT color="green">012</FONT>     * Redistribution and use in source and binary forms, with or without modification,<a name="line.12"></a>
<FONT color="green">013</FONT>     * are permitted provided that the following conditions are met:<a name="line.13"></a>
<FONT color="green">014</FONT>     *<a name="line.14"></a>
<FONT color="green">015</FONT>     *     * Redistributions of source code must retain the above copyright notice,<a name="line.15"></a>
<FONT color="green">016</FONT>     *     this list of conditions and the following disclaimer.<a name="line.16"></a>
<FONT color="green">017</FONT>     *<a name="line.17"></a>
<FONT color="green">018</FONT>     *     * Redistributions in binary form must reproduce the above copyright notice,<a name="line.18"></a>
<FONT color="green">019</FONT>     *     this list of conditions and the following disclaimer in the documentation<a name="line.19"></a>
<FONT color="green">020</FONT>     *     and/or other materials provided with the distribution.<a name="line.20"></a>
<FONT color="green">021</FONT>     *<a name="line.21"></a>
<FONT color="green">022</FONT>     *     * Neither the name of the Barchart, Inc. nor the names of its contributors<a name="line.22"></a>
<FONT color="green">023</FONT>     *     may be used to endorse or promote products derived from this software<a name="line.23"></a>
<FONT color="green">024</FONT>     *     without specific prior written permission.<a name="line.24"></a>
<FONT color="green">025</FONT>     *<a name="line.25"></a>
<FONT color="green">026</FONT>     * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"<a name="line.26"></a>
<FONT color="green">027</FONT>     * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED<a name="line.27"></a>
<FONT color="green">028</FONT>     * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.<a name="line.28"></a>
<FONT color="green">029</FONT>     * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,<a name="line.29"></a>
<FONT color="green">030</FONT>     * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,<a name="line.30"></a>
<FONT color="green">031</FONT>     * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,<a name="line.31"></a>
<FONT color="green">032</FONT>     * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,<a name="line.32"></a>
<FONT color="green">033</FONT>     * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING<a name="line.33"></a>
<FONT color="green">034</FONT>     * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.<a name="line.34"></a>
<FONT color="green">035</FONT>     *<a name="line.35"></a>
<FONT color="green">036</FONT>     * Developers: Andrei Pozolotin;<a name="line.36"></a>
<FONT color="green">037</FONT>     *<a name="line.37"></a>
<FONT color="green">038</FONT>     * =================================================================================<a name="line.38"></a>
<FONT color="green">039</FONT>     */<a name="line.39"></a>
<FONT color="green">040</FONT>    package com.barchart.udt;<a name="line.40"></a>
<FONT color="green">041</FONT>    <a name="line.41"></a>
<FONT color="green">042</FONT>    import java.lang.reflect.Field;<a name="line.42"></a>
<FONT color="green">043</FONT>    <a name="line.43"></a>
<FONT color="green">044</FONT>    import org.slf4j.Logger;<a name="line.44"></a>
<FONT color="green">045</FONT>    import org.slf4j.LoggerFactory;<a name="line.45"></a>
<FONT color="green">046</FONT>    <a name="line.46"></a>
<FONT color="green">047</FONT>    /* note: do not change field names; used by JNI */<a name="line.47"></a>
<FONT color="green">048</FONT>    public class MonitorUDT {<a name="line.48"></a>
<FONT color="green">049</FONT>    <a name="line.49"></a>
<FONT color="green">050</FONT>            private static final Logger log = LoggerFactory.getLogger(MonitorUDT.class);<a name="line.50"></a>
<FONT color="green">051</FONT>    <a name="line.51"></a>
<FONT color="green">052</FONT>            protected final SocketUDT socketUDT;<a name="line.52"></a>
<FONT color="green">053</FONT>    <a name="line.53"></a>
<FONT color="green">054</FONT>            protected MonitorUDT(SocketUDT socketUDT) {<a name="line.54"></a>
<FONT color="green">055</FONT>                    this.socketUDT = socketUDT;<a name="line.55"></a>
<FONT color="green">056</FONT>            }<a name="line.56"></a>
<FONT color="green">057</FONT>    <a name="line.57"></a>
<FONT color="green">058</FONT>            // UDT API<a name="line.58"></a>
<FONT color="green">059</FONT>    <a name="line.59"></a>
<FONT color="green">060</FONT>            // ### global measurements<a name="line.60"></a>
<FONT color="green">061</FONT>    <a name="line.61"></a>
<FONT color="green">062</FONT>            /** time since the UDT entity is started, in milliseconds. */<a name="line.62"></a>
<FONT color="green">063</FONT>            protected volatile long msTimeStamp;<a name="line.63"></a>
<FONT color="green">064</FONT>    <a name="line.64"></a>
<FONT color="green">065</FONT>            public long millisSinceStart() {<a name="line.65"></a>
<FONT color="green">066</FONT>                    return msTimeStamp;<a name="line.66"></a>
<FONT color="green">067</FONT>            }<a name="line.67"></a>
<FONT color="green">068</FONT>    <a name="line.68"></a>
<FONT color="green">069</FONT>            /**<a name="line.69"></a>
<FONT color="green">070</FONT>             * total number of sent data packets, including retransmissions<a name="line.70"></a>
<FONT color="green">071</FONT>             */<a name="line.71"></a>
<FONT color="green">072</FONT>            protected volatile long pktSentTotal;<a name="line.72"></a>
<FONT color="green">073</FONT>    <a name="line.73"></a>
<FONT color="green">074</FONT>            public long globalSentTotal() {<a name="line.74"></a>
<FONT color="green">075</FONT>                    return pktSentTotal;<a name="line.75"></a>
<FONT color="green">076</FONT>            }<a name="line.76"></a>
<FONT color="green">077</FONT>    <a name="line.77"></a>
<FONT color="green">078</FONT>            /**<a name="line.78"></a>
<FONT color="green">079</FONT>             * total number of received packets<a name="line.79"></a>
<FONT color="green">080</FONT>             */<a name="line.80"></a>
<FONT color="green">081</FONT>            protected volatile long pktRecvTotal;<a name="line.81"></a>
<FONT color="green">082</FONT>    <a name="line.82"></a>
<FONT color="green">083</FONT>            public long globalReceivedTotal() {<a name="line.83"></a>
<FONT color="green">084</FONT>                    return pktRecvTotal;<a name="line.84"></a>
<FONT color="green">085</FONT>            }<a name="line.85"></a>
<FONT color="green">086</FONT>    <a name="line.86"></a>
<FONT color="green">087</FONT>            /**<a name="line.87"></a>
<FONT color="green">088</FONT>             * total number of lost packets (sender side)<a name="line.88"></a>
<FONT color="green">089</FONT>             */<a name="line.89"></a>
<FONT color="green">090</FONT>            protected volatile int pktSndLossTotal;<a name="line.90"></a>
<FONT color="green">091</FONT>    <a name="line.91"></a>
<FONT color="green">092</FONT>            public int globalSenderLost() {<a name="line.92"></a>
<FONT color="green">093</FONT>                    return pktSndLossTotal;<a name="line.93"></a>
<FONT color="green">094</FONT>            }<a name="line.94"></a>
<FONT color="green">095</FONT>    <a name="line.95"></a>
<FONT color="green">096</FONT>            /**<a name="line.96"></a>
<FONT color="green">097</FONT>             * total number of lost packets (receiver side)<a name="line.97"></a>
<FONT color="green">098</FONT>             */<a name="line.98"></a>
<FONT color="green">099</FONT>            protected volatile int pktRcvLossTotal;<a name="line.99"></a>
<FONT color="green">100</FONT>    <a name="line.100"></a>
<FONT color="green">101</FONT>            public int globalReceiverLost() {<a name="line.101"></a>
<FONT color="green">102</FONT>                    return pktRcvLossTotal;<a name="line.102"></a>
<FONT color="green">103</FONT>            }<a name="line.103"></a>
<FONT color="green">104</FONT>    <a name="line.104"></a>
<FONT color="green">105</FONT>            /**<a name="line.105"></a>
<FONT color="green">106</FONT>             * total number of retransmitted packets<a name="line.106"></a>
<FONT color="green">107</FONT>             */<a name="line.107"></a>
<FONT color="green">108</FONT>            protected volatile int pktRetransTotal;<a name="line.108"></a>
<FONT color="green">109</FONT>    <a name="line.109"></a>
<FONT color="green">110</FONT>            public int globalRetransmittedTotal() {<a name="line.110"></a>
<FONT color="green">111</FONT>                    return pktRetransTotal;<a name="line.111"></a>
<FONT color="green">112</FONT>            }<a name="line.112"></a>
<FONT color="green">113</FONT>    <a name="line.113"></a>
<FONT color="green">114</FONT>            /**<a name="line.114"></a>
<FONT color="green">115</FONT>             * total number of sent ACK packets<a name="line.115"></a>
<FONT color="green">116</FONT>             */<a name="line.116"></a>
<FONT color="green">117</FONT>            protected volatile int pktSentACKTotal;<a name="line.117"></a>
<FONT color="green">118</FONT>    <a name="line.118"></a>
<FONT color="green">119</FONT>            public int globalSentAckTotal() {<a name="line.119"></a>
<FONT color="green">120</FONT>                    return pktSentACKTotal;<a name="line.120"></a>
<FONT color="green">121</FONT>            }<a name="line.121"></a>
<FONT color="green">122</FONT>    <a name="line.122"></a>
<FONT color="green">123</FONT>            /**<a name="line.123"></a>
<FONT color="green">124</FONT>             * total number of received ACK packets<a name="line.124"></a>
<FONT color="green">125</FONT>             */<a name="line.125"></a>
<FONT color="green">126</FONT>            protected volatile int pktRecvACKTotal;<a name="line.126"></a>
<FONT color="green">127</FONT>    <a name="line.127"></a>
<FONT color="green">128</FONT>            public int globalReceivedAckTotal() {<a name="line.128"></a>
<FONT color="green">129</FONT>                    return pktRecvACKTotal;<a name="line.129"></a>
<FONT color="green">130</FONT>            }<a name="line.130"></a>
<FONT color="green">131</FONT>    <a name="line.131"></a>
<FONT color="green">132</FONT>            /**<a name="line.132"></a>
<FONT color="green">133</FONT>             * total number of sent NAK packets<a name="line.133"></a>
<FONT color="green">134</FONT>             */<a name="line.134"></a>
<FONT color="green">135</FONT>            protected volatile int pktSentNAKTotal;<a name="line.135"></a>
<FONT color="green">136</FONT>    <a name="line.136"></a>
<FONT color="green">137</FONT>            public int globalSentNakTotal() {<a name="line.137"></a>
<FONT color="green">138</FONT>                    return pktSentNAKTotal;<a name="line.138"></a>
<FONT color="green">139</FONT>            }<a name="line.139"></a>
<FONT color="green">140</FONT>    <a name="line.140"></a>
<FONT color="green">141</FONT>            /**<a name="line.141"></a>
<FONT color="green">142</FONT>             * total number of received NAK packets<a name="line.142"></a>
<FONT color="green">143</FONT>             */<a name="line.143"></a>
<FONT color="green">144</FONT>            protected volatile int pktRecvNAKTotal;<a name="line.144"></a>
<FONT color="green">145</FONT>    <a name="line.145"></a>
<FONT color="green">146</FONT>            public int globalReceivedNakTotal() {<a name="line.146"></a>
<FONT color="green">147</FONT>                    return pktRecvNAKTotal;<a name="line.147"></a>
<FONT color="green">148</FONT>            }<a name="line.148"></a>
<FONT color="green">149</FONT>    <a name="line.149"></a>
<FONT color="green">150</FONT>            /**<a name="line.150"></a>
<FONT color="green">151</FONT>             * total time duration when UDT is sending data (idle time exclusive)<a name="line.151"></a>
<FONT color="green">152</FONT>             */<a name="line.152"></a>
<FONT color="green">153</FONT>            protected volatile long usSndDurationTotal;<a name="line.153"></a>
<FONT color="green">154</FONT>    <a name="line.154"></a>
<FONT color="green">155</FONT>            public long globalMicrosSendDurationTotal() {<a name="line.155"></a>
<FONT color="green">156</FONT>                    return usSndDurationTotal;<a name="line.156"></a>
<FONT color="green">157</FONT>            }<a name="line.157"></a>
<FONT color="green">158</FONT>    <a name="line.158"></a>
<FONT color="green">159</FONT>            // ### local measurements<a name="line.159"></a>
<FONT color="green">160</FONT>    <a name="line.160"></a>
<FONT color="green">161</FONT>            /**<a name="line.161"></a>
<FONT color="green">162</FONT>             * number of sent data packets, including retransmissions<a name="line.162"></a>
<FONT color="green">163</FONT>             */<a name="line.163"></a>
<FONT color="green">164</FONT>            protected volatile long pktSent;<a name="line.164"></a>
<FONT color="green">165</FONT>    <a name="line.165"></a>
<FONT color="green">166</FONT>            public long localPacketsSent() {<a name="line.166"></a>
<FONT color="green">167</FONT>                    return pktSent;<a name="line.167"></a>
<FONT color="green">168</FONT>            }<a name="line.168"></a>
<FONT color="green">169</FONT>    <a name="line.169"></a>
<FONT color="green">170</FONT>            /**<a name="line.170"></a>
<FONT color="green">171</FONT>             * number of received packets<a name="line.171"></a>
<FONT color="green">172</FONT>             */<a name="line.172"></a>
<FONT color="green">173</FONT>            protected volatile long pktRecv;<a name="line.173"></a>
<FONT color="green">174</FONT>    <a name="line.174"></a>
<FONT color="green">175</FONT>            public long localPacketsReceived() {<a name="line.175"></a>
<FONT color="green">176</FONT>                    return pktRecv;<a name="line.176"></a>
<FONT color="green">177</FONT>            }<a name="line.177"></a>
<FONT color="green">178</FONT>    <a name="line.178"></a>
<FONT color="green">179</FONT>            /**<a name="line.179"></a>
<FONT color="green">180</FONT>             * number of lost packets (sender side)<a name="line.180"></a>
<FONT color="green">181</FONT>             */<a name="line.181"></a>
<FONT color="green">182</FONT>            protected volatile int pktSndLoss;<a name="line.182"></a>
<FONT color="green">183</FONT>    <a name="line.183"></a>
<FONT color="green">184</FONT>            public int localSenderLost() {<a name="line.184"></a>
<FONT color="green">185</FONT>                    return pktSndLoss;<a name="line.185"></a>
<FONT color="green">186</FONT>            }<a name="line.186"></a>
<FONT color="green">187</FONT>    <a name="line.187"></a>
<FONT color="green">188</FONT>            /**<a name="line.188"></a>
<FONT color="green">189</FONT>             * number of lost packets (receiverer side)<a name="line.189"></a>
<FONT color="green">190</FONT>             */<a name="line.190"></a>
<FONT color="green">191</FONT>            protected volatile int pktRcvLoss;<a name="line.191"></a>
<FONT color="green">192</FONT>    <a name="line.192"></a>
<FONT color="green">193</FONT>            public int localReceiverLost() {<a name="line.193"></a>
<FONT color="green">194</FONT>                    return pktRcvLoss;<a name="line.194"></a>
<FONT color="green">195</FONT>            }<a name="line.195"></a>
<FONT color="green">196</FONT>    <a name="line.196"></a>
<FONT color="green">197</FONT>            /**<a name="line.197"></a>
<FONT color="green">198</FONT>             * number of retransmitted packets<a name="line.198"></a>
<FONT color="green">199</FONT>             */<a name="line.199"></a>
<FONT color="green">200</FONT>            protected volatile int pktRetrans;<a name="line.200"></a>
<FONT color="green">201</FONT>    <a name="line.201"></a>
<FONT color="green">202</FONT>            public int localRetransmitted() {<a name="line.202"></a>
<FONT color="green">203</FONT>                    return pktRetrans;<a name="line.203"></a>
<FONT color="green">204</FONT>            }<a name="line.204"></a>
<FONT color="green">205</FONT>    <a name="line.205"></a>
<FONT color="green">206</FONT>            /**<a name="line.206"></a>
<FONT color="green">207</FONT>             * number of sent ACK packets<a name="line.207"></a>
<FONT color="green">208</FONT>             */<a name="line.208"></a>
<FONT color="green">209</FONT>            protected volatile int pktSentACK;<a name="line.209"></a>
<FONT color="green">210</FONT>    <a name="line.210"></a>
<FONT color="green">211</FONT>            public int localSentAck() {<a name="line.211"></a>
<FONT color="green">212</FONT>                    return pktSentACK;<a name="line.212"></a>
<FONT color="green">213</FONT>            }<a name="line.213"></a>
<FONT color="green">214</FONT>    <a name="line.214"></a>
<FONT color="green">215</FONT>            /**<a name="line.215"></a>
<FONT color="green">216</FONT>             * number of received ACK packets<a name="line.216"></a>
<FONT color="green">217</FONT>             */<a name="line.217"></a>
<FONT color="green">218</FONT>            protected volatile int pktRecvACK;<a name="line.218"></a>
<FONT color="green">219</FONT>    <a name="line.219"></a>
<FONT color="green">220</FONT>            public int localReceivedAck() {<a name="line.220"></a>
<FONT color="green">221</FONT>                    return pktRecvACK;<a name="line.221"></a>
<FONT color="green">222</FONT>            }<a name="line.222"></a>
<FONT color="green">223</FONT>    <a name="line.223"></a>
<FONT color="green">224</FONT>            /**<a name="line.224"></a>
<FONT color="green">225</FONT>             * number of sent NAK packets<a name="line.225"></a>
<FONT color="green">226</FONT>             */<a name="line.226"></a>
<FONT color="green">227</FONT>            protected volatile int pktSentNAK;<a name="line.227"></a>
<FONT color="green">228</FONT>    <a name="line.228"></a>
<FONT color="green">229</FONT>            public int localSentNak() {<a name="line.229"></a>
<FONT color="green">230</FONT>                    return pktSentNAK;<a name="line.230"></a>
<FONT color="green">231</FONT>            }<a name="line.231"></a>
<FONT color="green">232</FONT>    <a name="line.232"></a>
<FONT color="green">233</FONT>            /**<a name="line.233"></a>
<FONT color="green">234</FONT>             * number of received NAK packets<a name="line.234"></a>
<FONT color="green">235</FONT>             */<a name="line.235"></a>
<FONT color="green">236</FONT>            protected volatile int pktRecvNAK;<a name="line.236"></a>
<FONT color="green">237</FONT>    <a name="line.237"></a>
<FONT color="green">238</FONT>            public int localReceivedNak() {<a name="line.238"></a>
<FONT color="green">239</FONT>                    return pktRecvNAK;<a name="line.239"></a>
<FONT color="green">240</FONT>            }<a name="line.240"></a>
<FONT color="green">241</FONT>    <a name="line.241"></a>
<FONT color="green">242</FONT>            /**<a name="line.242"></a>
<FONT color="green">243</FONT>             * sending rate in Mb/s<a name="line.243"></a>
<FONT color="green">244</FONT>             */<a name="line.244"></a>
<FONT color="green">245</FONT>            protected volatile double mbpsSendRate;<a name="line.245"></a>
<FONT color="green">246</FONT>    <a name="line.246"></a>
<FONT color="green">247</FONT>            public double mbpsSendRate() {<a name="line.247"></a>
<FONT color="green">248</FONT>                    return mbpsSendRate;<a name="line.248"></a>
<FONT color="green">249</FONT>            }<a name="line.249"></a>
<FONT color="green">250</FONT>    <a name="line.250"></a>
<FONT color="green">251</FONT>            /**<a name="line.251"></a>
<FONT color="green">252</FONT>             * receiving rate in Mb/s<a name="line.252"></a>
<FONT color="green">253</FONT>             */<a name="line.253"></a>
<FONT color="green">254</FONT>            protected volatile double mbpsRecvRate;<a name="line.254"></a>
<FONT color="green">255</FONT>    <a name="line.255"></a>
<FONT color="green">256</FONT>            public double mbpsReceiveRate() {<a name="line.256"></a>
<FONT color="green">257</FONT>                    return mbpsRecvRate;<a name="line.257"></a>
<FONT color="green">258</FONT>            }<a name="line.258"></a>
<FONT color="green">259</FONT>    <a name="line.259"></a>
<FONT color="green">260</FONT>            /**<a name="line.260"></a>
<FONT color="green">261</FONT>             * busy sending time (i.e., idle time exclusive)<a name="line.261"></a>
<FONT color="green">262</FONT>             */<a name="line.262"></a>
<FONT color="green">263</FONT>            protected volatile long usSndDuration;<a name="line.263"></a>
<FONT color="green">264</FONT>    <a name="line.264"></a>
<FONT color="green">265</FONT>            public long microsSendTime() {<a name="line.265"></a>
<FONT color="green">266</FONT>                    return usSndDuration;<a name="line.266"></a>
<FONT color="green">267</FONT>            }<a name="line.267"></a>
<FONT color="green">268</FONT>    <a name="line.268"></a>
<FONT color="green">269</FONT>            // ### instant measurements<a name="line.269"></a>
<FONT color="green">270</FONT>    <a name="line.270"></a>
<FONT color="green">271</FONT>            /**<a name="line.271"></a>
<FONT color="green">272</FONT>             * packet sending period, in microseconds<a name="line.272"></a>
<FONT color="green">273</FONT>             */<a name="line.273"></a>
<FONT color="green">274</FONT>            protected volatile double usPktSndPeriod;<a name="line.274"></a>
<FONT color="green">275</FONT>    <a name="line.275"></a>
<FONT color="green">276</FONT>            public double currentSendPeriod() {<a name="line.276"></a>
<FONT color="green">277</FONT>                    return usPktSndPeriod;<a name="line.277"></a>
<FONT color="green">278</FONT>            }<a name="line.278"></a>
<FONT color="green">279</FONT>    <a name="line.279"></a>
<FONT color="green">280</FONT>            /**<a name="line.280"></a>
<FONT color="green">281</FONT>             * flow window size, in number of packets<a name="line.281"></a>
<FONT color="green">282</FONT>             */<a name="line.282"></a>
<FONT color="green">283</FONT>            protected volatile int pktFlowWindow;<a name="line.283"></a>
<FONT color="green">284</FONT>    <a name="line.284"></a>
<FONT color="green">285</FONT>            public int currentFlowWindow() {<a name="line.285"></a>
<FONT color="green">286</FONT>                    return pktFlowWindow;<a name="line.286"></a>
<FONT color="green">287</FONT>            }<a name="line.287"></a>
<FONT color="green">288</FONT>    <a name="line.288"></a>
<FONT color="green">289</FONT>            /**<a name="line.289"></a>
<FONT color="green">290</FONT>             * congestion window size, in number of packets<a name="line.290"></a>
<FONT color="green">291</FONT>             */<a name="line.291"></a>
<FONT color="green">292</FONT>            protected volatile int pktCongestionWindow;<a name="line.292"></a>
<FONT color="green">293</FONT>    <a name="line.293"></a>
<FONT color="green">294</FONT>            public int currentCongestionWindow() {<a name="line.294"></a>
<FONT color="green">295</FONT>                    return pktCongestionWindow;<a name="line.295"></a>
<FONT color="green">296</FONT>            }<a name="line.296"></a>
<FONT color="green">297</FONT>    <a name="line.297"></a>
<FONT color="green">298</FONT>            /**<a name="line.298"></a>
<FONT color="green">299</FONT>             * number of packets on flight<a name="line.299"></a>
<FONT color="green">300</FONT>             */<a name="line.300"></a>
<FONT color="green">301</FONT>            protected volatile int pktFlightSize;<a name="line.301"></a>
<FONT color="green">302</FONT>    <a name="line.302"></a>
<FONT color="green">303</FONT>            public int currentFlightSize() {<a name="line.303"></a>
<FONT color="green">304</FONT>                    return pktFlightSize;<a name="line.304"></a>
<FONT color="green">305</FONT>            }<a name="line.305"></a>
<FONT color="green">306</FONT>    <a name="line.306"></a>
<FONT color="green">307</FONT>            /**<a name="line.307"></a>
<FONT color="green">308</FONT>             * RTT, in milliseconds<a name="line.308"></a>
<FONT color="green">309</FONT>             */<a name="line.309"></a>
<FONT color="green">310</FONT>            protected volatile double msRTT;<a name="line.310"></a>
<FONT color="green">311</FONT>    <a name="line.311"></a>
<FONT color="green">312</FONT>            public double currentMillisRTT() {<a name="line.312"></a>
<FONT color="green">313</FONT>                    return msRTT;<a name="line.313"></a>
<FONT color="green">314</FONT>            }<a name="line.314"></a>
<FONT color="green">315</FONT>    <a name="line.315"></a>
<FONT color="green">316</FONT>            /**<a name="line.316"></a>
<FONT color="green">317</FONT>             * estimated bandwidth, in Mb/s<a name="line.317"></a>
<FONT color="green">318</FONT>             */<a name="line.318"></a>
<FONT color="green">319</FONT>            protected volatile double mbpsBandwidth;<a name="line.319"></a>
<FONT color="green">320</FONT>    <a name="line.320"></a>
<FONT color="green">321</FONT>            public double currentMbpsBandwidth() {<a name="line.321"></a>
<FONT color="green">322</FONT>                    return mbpsBandwidth;<a name="line.322"></a>
<FONT color="green">323</FONT>            }<a name="line.323"></a>
<FONT color="green">324</FONT>    <a name="line.324"></a>
<FONT color="green">325</FONT>            /**<a name="line.325"></a>
<FONT color="green">326</FONT>             * available UDT sender buffer size<a name="line.326"></a>
<FONT color="green">327</FONT>             */<a name="line.327"></a>
<FONT color="green">328</FONT>            protected volatile int byteAvailSndBuf;<a name="line.328"></a>
<FONT color="green">329</FONT>    <a name="line.329"></a>
<FONT color="green">330</FONT>            public int currentAvailableInSender() {<a name="line.330"></a>
<FONT color="green">331</FONT>                    return byteAvailSndBuf;<a name="line.331"></a>
<FONT color="green">332</FONT>            }<a name="line.332"></a>
<FONT color="green">333</FONT>    <a name="line.333"></a>
<FONT color="green">334</FONT>            /**<a name="line.334"></a>
<FONT color="green">335</FONT>             * available UDT receiver buffer size<a name="line.335"></a>
<FONT color="green">336</FONT>             */<a name="line.336"></a>
<FONT color="green">337</FONT>            protected volatile int byteAvailRcvBuf;<a name="line.337"></a>
<FONT color="green">338</FONT>    <a name="line.338"></a>
<FONT color="green">339</FONT>            public int currentAvailableInReceiver() {<a name="line.339"></a>
<FONT color="green">340</FONT>                    return byteAvailRcvBuf;<a name="line.340"></a>
<FONT color="green">341</FONT>            }<a name="line.341"></a>
<FONT color="green">342</FONT>    <a name="line.342"></a>
<FONT color="green">343</FONT>            /**<a name="line.343"></a>
<FONT color="green">344</FONT>             * current monitor status snapshot for all parameters<a name="line.344"></a>
<FONT color="green">345</FONT>             */<a name="line.345"></a>
<FONT color="green">346</FONT>            public void appendSnapshot(StringBuilder text) {<a name="line.346"></a>
<FONT color="green">347</FONT>    <a name="line.347"></a>
<FONT color="green">348</FONT>                    text.append("\n\t");<a name="line.348"></a>
<FONT color="green">349</FONT>                    text.append("socketID");<a name="line.349"></a>
<FONT color="green">350</FONT>                    text.append(" = ");<a name="line.350"></a>
<FONT color="green">351</FONT>                    text.append(socketUDT.socketID);<a name="line.351"></a>
<FONT color="green">352</FONT>    <a name="line.352"></a>
<FONT color="green">353</FONT>                    Field fieldArray[] = MonitorUDT.class.getDeclaredFields();<a name="line.353"></a>
<FONT color="green">354</FONT>    <a name="line.354"></a>
<FONT color="green">355</FONT>                    for (Field field : fieldArray) {<a name="line.355"></a>
<FONT color="green">356</FONT>    <a name="line.356"></a>
<FONT color="green">357</FONT>                            if (!isNumeric(field)) {<a name="line.357"></a>
<FONT color="green">358</FONT>                                    continue;<a name="line.358"></a>
<FONT color="green">359</FONT>                            }<a name="line.359"></a>
<FONT color="green">360</FONT>    <a name="line.360"></a>
<FONT color="green">361</FONT>                            try {<a name="line.361"></a>
<FONT color="green">362</FONT>    <a name="line.362"></a>
<FONT color="green">363</FONT>                                    field.setAccessible(true);<a name="line.363"></a>
<FONT color="green">364</FONT>    <a name="line.364"></a>
<FONT color="green">365</FONT>                                    String fieldName = field.getName();<a name="line.365"></a>
<FONT color="green">366</FONT>                                    String fieldValue = field.get(this).toString();<a name="line.366"></a>
<FONT color="green">367</FONT>    <a name="line.367"></a>
<FONT color="green">368</FONT>                                    text.append("\n\t");<a name="line.368"></a>
<FONT color="green">369</FONT>                                    text.append(fieldName);<a name="line.369"></a>
<FONT color="green">370</FONT>                                    text.append(" = ");<a name="line.370"></a>
<FONT color="green">371</FONT>                                    text.append(fieldValue);<a name="line.371"></a>
<FONT color="green">372</FONT>    <a name="line.372"></a>
<FONT color="green">373</FONT>                            } catch (Exception e) {<a name="line.373"></a>
<FONT color="green">374</FONT>                                    log.error("unexpected", e);<a name="line.374"></a>
<FONT color="green">375</FONT>                            }<a name="line.375"></a>
<FONT color="green">376</FONT>    <a name="line.376"></a>
<FONT color="green">377</FONT>                    }<a name="line.377"></a>
<FONT color="green">378</FONT>    <a name="line.378"></a>
<FONT color="green">379</FONT>                    double localSendLoss = 100.0 * (double) pktSndLoss / (double) pktSent;<a name="line.379"></a>
<FONT color="green">380</FONT>    <a name="line.380"></a>
<FONT color="green">381</FONT>                    text.append("\n\t% localSendLoss = ");<a name="line.381"></a>
<FONT color="green">382</FONT>                    text.append(localSendLoss);<a name="line.382"></a>
<FONT color="green">383</FONT>    <a name="line.383"></a>
<FONT color="green">384</FONT>                    double localReceiveLoss = 100.0 * (double) pktRcvLoss<a name="line.384"></a>
<FONT color="green">385</FONT>                                    / (double) pktRecv;<a name="line.385"></a>
<FONT color="green">386</FONT>    <a name="line.386"></a>
<FONT color="green">387</FONT>                    text.append("\n\t% localReceiveLoss = ");<a name="line.387"></a>
<FONT color="green">388</FONT>                    text.append(localReceiveLoss);<a name="line.388"></a>
<FONT color="green">389</FONT>    <a name="line.389"></a>
<FONT color="green">390</FONT>            }<a name="line.390"></a>
<FONT color="green">391</FONT>    <a name="line.391"></a>
<FONT color="green">392</FONT>            protected boolean isNumeric(Field field) {<a name="line.392"></a>
<FONT color="green">393</FONT>    <a name="line.393"></a>
<FONT color="green">394</FONT>                    Class&lt;?&gt; fieledType = field.getType();<a name="line.394"></a>
<FONT color="green">395</FONT>    <a name="line.395"></a>
<FONT color="green">396</FONT>                    return fieledType == int.class || fieledType == long.class<a name="line.396"></a>
<FONT color="green">397</FONT>                                    || fieledType == double.class;<a name="line.397"></a>
<FONT color="green">398</FONT>    <a name="line.398"></a>
<FONT color="green">399</FONT>            }<a name="line.399"></a>
<FONT color="green">400</FONT>    <a name="line.400"></a>
<FONT color="green">401</FONT>            @Override<a name="line.401"></a>
<FONT color="green">402</FONT>            public String toString() {<a name="line.402"></a>
<FONT color="green">403</FONT>    <a name="line.403"></a>
<FONT color="green">404</FONT>                    StringBuilder text = new StringBuilder(1024);<a name="line.404"></a>
<FONT color="green">405</FONT>    <a name="line.405"></a>
<FONT color="green">406</FONT>                    appendSnapshot(text);<a name="line.406"></a>
<FONT color="green">407</FONT>    <a name="line.407"></a>
<FONT color="green">408</FONT>                    return text.toString();<a name="line.408"></a>
<FONT color="green">409</FONT>    <a name="line.409"></a>
<FONT color="green">410</FONT>            }<a name="line.410"></a>
<FONT color="green">411</FONT>    <a name="line.411"></a>
<FONT color="green">412</FONT>    }<a name="line.412"></a>




























































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